18636816

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 53710848

約数和(自身を除く): 35074032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 47, 48, 66, 88, 94, 132, 141, 176, 188, 264, 282, 376, 517, 528, 564, 751, 752, 1034, 1128, 1502, 1551, 2068, 2253, 2256, 3004, 3102, 4136, 4506, 6008, 6204, 8261, 8272, 9012, 12016, 12408, 16522, 18024, 24783, 24816, 33044, 35297, 36048, 49566, 66088, 70594, 99132, 105891, 132176, 141188, 198264, 211782, 282376, 388267, 396528, 423564, 564752, 776534, 847128, 1164801, 1553068, 1694256, 2329602, 3106136, 4659204, 6212272, 9318408, 18636816]

約数ペア:

[(1, 18636816), (2, 9318408), (3, 6212272), (4, 4659204), (6, 3106136), (8, 2329602), (11, 1694256), (12, 1553068), (16, 1164801), (22, 847128), (24, 776534), (33, 564752), (44, 423564), (47, 396528), (48, 388267), (66, 282376), (88, 211782), (94, 198264), (132, 141188), (141, 132176), (176, 105891), (188, 99132), (264, 70594), (282, 66088), (376, 49566), (517, 36048), (528, 35297), (564, 33044), (751, 24816), (752, 24783), (1034, 18024), (1128, 16522), (1502, 12408), (1551, 12016), (2068, 9012), (2253, 8272), (2256, 8261), (3004, 6204), (3102, 6008), (4136, 4506)]